Senior Dotnet Developer- Algo

VLink Inc; Houston (TX); Hybrid; USD 110,000 - 150,000; Full time

Job summary

A growing digital technology services company is seeking a Senior .NET Algo Trading Engineer to design and optimize trading system components. This role involves developing high-performance C# .NET applications and implementing algorithmic trading strategies. Candidates should have 8+ years of experience, deep proficiency in C# .NET, and knowledge of trading principles. The position is hybrid, requiring three days on-site in Houston, Texas, with a focus on enhancing trading efficiencies and backtesting methodologies.

Qualifications

• 8+ years of work experience as a software developer, with at least 4 years in production environments.
• Strong understanding of trading terminology and financial derivatives.

Responsibilities

• Architect and develop high-performance C# .NET trading components.
• Implement multithreaded and asynchronous workflows for real-time trading.
• Integrate with exchange APIs and market-data feeds.
• Build and maintain algorithmic trading strategies.
• Develop advanced backtesting frameworks.
• Collaborate with traders and quants on trading systems.
• Design modular components for rapid iteration and deployment.
• Ensure best practices in performance tuning and monitoring.

Skills

C# .NET proficiency

Multithreading and low-latency applications

Asynchronous messaging

Market microstructure understanding

Algorithmic trading experience

Advanced backtesting methodologies

Integration with market data feeds and exchange APIs

Education

MSc in STEM or relevant field

Job description

Job Title: Senior .NET Algo Trading Engineer

Location: Houston, Texas, United States

Duration: Long Term Contract

About VLink: Started in 2006 and headquartered in Connecticut, VLink is one of the fastest growing digital technology services and consulting companies. Since its inception, our innovative team members have been solving the most complex business, and IT challenges of our global clients.

Position Description: We're growing rapidly and are looking for a Trading Engineer responsible for analyzing business processes, identifying areas for improvement, and implementing solutions to enhance efficiency and effectiveness. This role involves working closely with stakeholders to understand their needs and translating them into actionable requirements.

Role Overview: The role focuses on designing, building, and optimizing high‑performance trading system components for front‑office use. It combines deep .NET engineering expertise with hands‑on algorithmic trading experience, market‑microstructure understanding, and advanced backtesting capabilities. The engineer will work closely with traders, quants, and technology teams to deliver robust, low‑latency execution and strategy‑implementation platforms.

This position is based out of Houston with three days onsite (Hybrid).

Key Responsibilities:

• Architect and develop high‑performance C# .NET trading components with a focus on scalability, reliability, and low latency
• Implement multithreaded and asynchronous workflows for real‑time trading and market‑data processing
• Integrate with exchange APIs and market‑data feeds, ensuring deterministic and fault‑tolerant behavior
• Build and maintain algorithmic trading strategies, including execution logic and signal‑driven workflows
• Develop advanced backtesting frameworks, including walk‑forward optimization and robustness testing
• Collaborate with traders and quants to translate trading ideas into production‑ready systems
• Design modular system components that support rapid iteration, simulation, and deployment
• Ensure best practices in performance tuning, monitoring, and system observability

Required Skills: Strong proficiency in C# .NET, including best practices for performance and scalability. Multithreading and low-latency apps. Asynchronous messaging. Understanding of market microstructure (orderbooks, exchanges, types of orders). Front office algo trading experience (preferably strategy implementation). Proficiency in advanced back testing methodologies, including walk-forward optimization and robust testing. Experience integrating with market data feeds and exchange APIs. Ability to design and implement modular and scalable trading system components.

Nice to have Skills: Knowledge of Cloud Platforms. Experience of ETRM systems for trading. Gas/Power Trading knowledge - Short-term trading, physical assets trading (CCGT, Wind, Solar, Battery). Forex Trading experience. Risk - Modelling & understanding of risk & risk management. Commodity Modelling - Energy (power, gas, environmental products) and meteorology. UI experience (Blazor). Knowledge of Information Management, data strategy and governance. Commercial skills in Value Assurance, Value estimation and Realization, end-to-end value mapping.

Professional Qualifications & Skills: MSc 8+ years work experience as software developer, with at least 4 years productionizing and releasing models. Degree level in STEM, computer science, engineering, mathematics, or a relevant field of applied mathematics. Good understanding of Trading terminology and concepts (incl. financial derivatives), gained from experience working in a Trading of Finance environment.

Employment Practices:

EEO, ADA, FMLA Compliant

VLink is an equal opportunity employer committed to fostering an inclusive environment where diversity is celebrated. All qualified applicants will be considered for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status. Employment is contingent upon successful completion of a background check. Applicant information will be handled in accordance with VLink's privacy policy.